Isaac and the Black Sword Knights are responsible for training the Maihama army. While he's in Maihama Isaac gets to know the new crown prince of Maihama, a young boy named Iselus.  Iselus respect looks up to Isaac and respects him.
At a party for the crown prince's birthday, assassin's make an attempt on his life.
But we don't seem to be able to create 
the communication equipment.
Aber es sieht nicht so aus, als könnten
wir die Ausrüstung bereitstellen.
Pero no podemos crear 
el equipo de comunicaciones.
Mais les installations nécessaires
semblent hors de notre portée.
Ma pare che non siamo in grado di costruire
 la strumentazione necessaria.
Só que não estamos conseguindo 
construir o equipamento de comunicação.
Однако создать подходящую
установку непросто.